diff --git a/project/pom.xml b/project/pom.xml
index 975458165c..fc00a01bd0 100644
--- a/project/pom.xml
+++ b/project/pom.xml
@@ -799,7 +799,7 @@
                   <dependency>
                     <groupId>com.google.appengine</groupId>
                     <artifactId>appengine-api-1.0-sdk</artifactId>
-                    <version>1.6.5</version>
+                    <version>5.1.0</version>
                   </dependency>
                   <dependency>
                     <groupId>com.google.appengine</groupId>